Article history: The co-production of CO -free hydrogen and carbon nanotubes (CNTs) was achieved on 3-dimensional Received 22 October 2015 (3D) macroporous nickel foam (NF) via methane catalytic decomposition (MCD) over nano-Ni catalysts Received in revised form 11 January 2016 using chemical vapor deposition (CVD) technique. By a simple coating of a NiO–Al O binary mixture sol 2 3 Accepted 6 February 2016 followed by a drying–calcination–reduction treatment, NF supported composite catalysts (denoted as Available online 9 February 2016 Ni AlO /NF) with Al O transition-layer incorporated with well-dispersed nano-Ni catalysts were suc- y x 2 3 cessfully prepared. The effects of Ni loading, calcination temperature and reaction temperature on the Keywords: performance for simultaneous production of CO -free hydrogen and CNTs were investigated in detail. Nickel foam Catalysts before and after MCD were characterized by XRD, TPR, SEM, TEM, TG and Raman spectroscopy Carbon nanotubes technology. Results show that increasing Ni loading, lowering calcination temperature and optimiz- NiO–Al O transition-layer 2 3 ing MCD reaction temperature resulted in high production efﬁciency of CO -free H and carbon, but Methane catalytic decomposition x 2 broader diameter distribution of CNTs. Through detailed parameter optimization, the catalyst with a ◦ ◦
Applied Surface Science – Elsevier
Published: Apr 30, 2016
It’s your single place to instantly
discover and read the research
that matters to you.
Enjoy affordable access to
over 18 million articles from more than
15,000 peer-reviewed journals.
All for just $49/month
Query the DeepDyve database, plus search all of PubMed and Google Scholar seamlessly
Save any article or search result from DeepDyve, PubMed, and Google Scholar... all in one place.
Get unlimited, online access to over 18 million full-text articles from more than 15,000 scientific journals.
Read from thousands of the leading scholarly journals from SpringerNature, Elsevier, Wiley-Blackwell, Oxford University Press and more.
All the latest content is available, no embargo periods.
“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”Daniel C.
“Whoa! It’s like Spotify but for academic articles.”@Phil_Robichaud
“I must say, @deepdyve is a fabulous solution to the independent researcher's problem of #access to #information.”@deepthiw
“My last article couldn't be possible without the platform @deepdyve that makes journal papers cheaper.”@JoseServera